Step 1 - Find your model number
You can find this by looking in your settings or by looking at your device.
Look in settings
Go to settings>General>About. To the right of the Model, you’ll see the part number. To see the model number, tap the part number.
Look on your device
On iPhone 8 or later
To find the model number, remove the SIM tray slot. Make sure you're in a place with bright light overhead. The model number is on the upper side-the side of the display.
On an iPhone 7 or earlier
Find the model number on the back of your device.
Step 2 - Identify your iPhone size
Put in your model number in the box provided and click enter. You will then be directed to a new page with all cases in your iPhone size!